document.write( "Question 1060462: John is twice as old as mark.Three years from now the sum of their ages will be 42. How old is john
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Algebra.Com's Answer #675433 by Alan3354(69443)\"\" \"About 
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John is twice as old as mark.Three years from now the sum of their ages will be 42. How old is john
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\n" ); document.write( "--> John is twice as old as mark. The sum of their ages is 36. How old is john?
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